Crafted from high-quality steel and finished with hot-dip galvanization, this square nut meets ANSI Specifications B18.2.2 to ensure durability and reliability in demanding applications. Designed with tapped Unified National Coarse threads in the Series Class 2B, it effectively accommodates a 5/8-inch bolt diameter and provides an ultimate tensile strength of 12,400 lbs., making it ideal for use with various threaded bolts and insulator pins. With a large wrenching surface for enhanced grip and ease of installation, this nut is a trusted choice for utility linemen, offering safety and performance in aerial hardware and pole applications. Its compliance with rigorous standards, including IEEE Std C135.80TM-2012, reinforces its reliability across different settings.